#ifndef TPCDIGIMAPPER_H
#define TPCDIGIMAPPER_H

#include<iostream>

#include "TVector3.h"

#include "TpcGas.h"
#include "TpcDigi.h"
#include "TpcGem.h"
#include "TpcPadShapePool.h"
#include "TpcPadPlane.h"


//singleton that can give x,y,z from TpcDigi s
class TpcDigiMapper {
 private:
  virtual ~TpcDigiMapper();
  TpcDigiMapper();

  static TpcDigiMapper *_instance;

  TpcGas *_gas;
  TpcGem *_gem;
  TpcPadShapePool *_padShapes;
  TpcPadPlane *_padPlane;

 public:
  void padsize(const unsigned int id,
	       double& dx, double& dy);
  void map(const TpcDigi* const _dig, TVector3& _vec);

  TpcPadPlane* getPadPlane() {return _padPlane;}

  inline static TpcDigiMapper* getInstance() {
	if(_instance == NULL) {
	  _instance = new TpcDigiMapper();
	}
	return _instance;
  }

  inline static void destruct() {
	if(_instance != NULL) {
	  delete _instance;
	  _instance = NULL;
	}
  }

};

#endif //TPCDIGIMAPPER_H